diff --git a/ci/Dockerfile b/ci/Dockerfile
index 931f074756..1520383fa5 100644
--- a/ci/Dockerfile
+++ b/ci/Dockerfile
@@ -1,4 +1,4 @@
-FROM python:3.10-alpine3.16@sha256:afe68972cc00883d70b3760ee0ffbb7375cf09706c122dda7063ffe64c5be21b
+FROM python:3.10-alpine3.18@sha256:d5ee9613c89c9bd4c4112465d2136512ea8629bce6ff15fa27144f3cc16b5c6b
 
 ENV PYTHONDONTWRITEBYTECODE 1
 ENV POETRY_VERSION="1.7.1"